From: darth router (darklordrouter@gmail.com)
Date: Tue Aug 21 2007 - 04:46:31 ART
Any way to test in the lab, being that there will probably be no device on
the destination port?
Also I am curious about RSPAN when the switches are in transparent mode. Do
you need to do a vlan/remote-span on every switch?
On 8/21/07, Joseph Saad <joseph.s.saad@gmail.com> wrote:
>
> Enable "debug ip icmp" on the device connected to the destination port.
>
> Ping between 2 devices that has traffic flowing (in/out/both) the source
> ports.
>
> Remember SPAN will only see "Bridged" Traffic.
>
> HTH.
>
> Joseph.
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Herbert Maosa
> Sent: Tuesday, August 21, 2007 5:11 AM
> To: ccielab@groupstudy.com
> Subject: Testing SPAN and RSPAN configuration
>
> Can someone tell me the best way to verify SPAN and RSPAN configurations
> apart from looking at the configurations ? I am sure I can configure SPAN
> and RSPAN correctly ( or so I hope ) but all my debug ip packet detail on
> the desting port shows nothing ( yes, I have IP enabled on this interface
> ).
>
> I saw in IEWB solutions guide they verified by pinging 255.255.255.255 and
> checked the debug output on the monitoring router. I however believe the
> router would respond snd show a debug to a ping if the destination is
> 255.255.255.255, which I verified.
>
> If I do a unicast ping from a router on a monitored port, and try to
> debug
> ip packet detail on the monitoring port ( both SPAN and RSPAN ), I see no
> output whatsover. But I am pretty sure the config is correct, it's quite
> basic really.
>
> Herbert.
> --
> Kindest regards,
> hm
>
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